Finding the Fourth Proportional to 348.62, 523.17 and 177.74
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Solution
The fourth proportional to 348.62, 523.17 and 177.74 is: 266.73
Step by Step Solution
- Step 1: Write the proportion equation
348.62 : 523.17 = 177.74 : x - Step 2: Convert to fraction form
348.62/523.17 = 177.74/x - Step 3: Cross multiply
348.62x = 523.17 × 177.74 - Step 4: Simplify right side
348.62x = 92,988.24 - Step 5: Solve for x
x = 92,988.24/348.62 - Step 6: Final answer
x = 266.73
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.